Covidien Newport e360, Service Manual

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Pneumatics Panel Assembly and Components
Service Manual 4-21
4.
Remove the two screws securing the flow sensor block to PNL2102M.
5.
Lift the assembly away from the panel (PNL2102M).
6.
Disassemble each component as needed.
7.
Reassemble by reversing steps 2 through 5.

Note:
Ensure the PSOL valves and regulators are aligned during reassembly.

Note:
If the regulators are replaced, regulator calibration must be performed. Refer to Chapter 5 for regulator
calibration.
4.16.4
PSOL Valves (10113777)

Note:
While all units built after serial number N14360727000 use PSOL valves, older units may contain servo valves.
This procedure describes the replacement of the PSOL valves. Contact the Technical Service Department for
information on replacing servo valves.

Note:
To replace the PSOL valves, all screws securing the pneumatic assembly to the back plate must be removed. The
replacement process is the same for both the air and oxygen PSOL valves.
To replace the PSOL valves, refer to Figure 4-15. and perform the following steps:
1.
Remove the pneumatic panel assembly by performing the procedure in section 4.16 , “ Pneumatics Panel
Assembly and Components .”
2.
Remove the four screws (two per inlet block) securing the air and oxygen inlet blocks to PNL2102M.
3.
Remove the eight screws (four per valve) securing the air and oxygen PSOL valves to PNL2102M.
4.
Remove the two screws securing the flow sensor block to PNL2102M.
5.
Lift the assembly away from the panel (PNL2102M).
6.
Separate the regulator and the PSOL from the water trap and outlet pneumatic block.
7.
Remove the nylon string that holds the PSOL in place.